Cephalaspisn.
Palaeontology.
A genus of fossil ganoid fishes found in the Old Red Sandstone, having a large buckler-shaped plate attached to the head: also called buckler-heads.
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the world > animals > fish > class Osteichthyes or Teleostomi > subclass Actinopterygii > [noun] > superorder Ganoidei > miscellaneous fossil types
pycnodont1836
sauroid1836
Cephalaspis1842
buckler-head1847
Pteraspis1857
lepidoganoid1861
coccosteid1863
1842 H. Miller Old Red Sandstone (ed. 2) vii. 161 The Cephalaspis is one of the most curious ichthyolites of the system.
Derivatives
cephaˈlaspean adj.
ΘΚΠ
the world > animals > fish > class Osteichthyes or Teleostomi > subclass Actinopterygii > [adjective] > ganoid > of fossil or extinct types of
pycnodont1836
cephalaspean1854
cephalaspidean1872
pteraspidian1872
platysomid1878
1854 H. Miller Schools & Schoolmasters (1857) xxiv. 527 The Cephalaspean genera, too..greatly puzzled me.
cephalaˈspidean adj.
ΘΚΠ
the world > animals > fish > class Osteichthyes or Teleostomi > subclass Actinopterygii > [adjective] > ganoid > of fossil or extinct types of
pycnodont1836
cephalaspean1854
cephalaspidean1872
pteraspidian1872
platysomid1878
1872 W. S. Symonds Rec. Rocks vi. 202 The little Cephalaspidean fish.
This entry has not yet been fully updated (first published 1889; most recently modified version published online June 2019).
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n.1842